Food Packaging Solutions

Below is a comprehensive overview of packaging solutions for you, covering common requirements for nuts, snack foods (such as puffed snacks/snacks), instant noodles and their seasoning packets. It also lists the suitable packaging forms and corresponding packaging/auxiliary equipment, making it convenient to select based on production capacity and product characteristics.
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Key Points First

Key influencing factors:

Product form (blocky/fragmented/powdered/liquid), fragility, oil content, moisture content, ideal shelf life, appearance requirements (transparent window/printing), production capacity (pack/minute), automation level and budget.

Common packaging forms:

Doypack with zipper, pillow package, three-sided/four-sided sealed bag, flow wrap packaging, cup/bowl packaging (cup/peel-lid), small bag (sachet/stick), combination of paper box inner bag.

Common equipment:

multi-head scale + VFFS (vertical bagging filling sealing), horizontal flow packaging machine, vertical powder lock machine/screw quantitative machine, cup-type filling sealing machine, pillow packaging machine, bag-in-box sealing machine, pillow/bag nitrogen filling device, vacuum/modified atmosphere (MAP), metal detection/X-ray/weight verification, automatic boxing and palletizing.

Recommended Packaging Forms and Equipment
by Product Category

1.Nuts (such as cashews, almonds, walnuts, and sunflower seeds)

Common packaging forms:

Three-dimensional self-standing bags (doypack, with zipper/optional zipper), pillow-style packages, three-sided sealed small bags, insert bags/large bags (for retail/bulk)

Core requirements:

Moisture-proof, oxygen-proof, and odor-proof migration prevention; usually nitrogen or air (N2) is used for nitrogenation to delay oxidation; the film material must be oil-resistant; high sealing strength to prevent oil leakage.

Recommended equipment combination:

Multi-head weighing machine (high measurement accuracy) + VFFS vertical bag-making filling sealing machine (for doypack or pillow-style packaging) + nitrogenation device (gas replacement) + nitrogen generator + date printer + metal detector/weight checker.

Packaging material suggestions:

Composite film (PET/PA/PE, PET/CPP, PA/PE), or single recyclable PE-based film (if pursuing recyclability), inner layer with oil-resistant coating or release layer.

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2.Puffed snacks / chips / puffed sticks

Common packaging forms:

Pillow-style packages, three-dimensional self-standing bags (doypack), four-sided sealed box bags (for high-end gift boxes)

Core requirements:

Impact protection (fragile), moisture-proof, oxygen-proof; for large and fragile products, multi-head scale + cushioning device or airbag distribution.

Recommended equipment combination:

Multi-head scale + VFFS or vertical buffering assembly (if fragile, add cushioning for falling) + nitrogenation/air conditioning + horizontal flow bagging packaging machine (single strip products) + metal detector/weight checker.

Packaging material suggestions:

high barrier film, aluminum-coated film, or multi-layer co-extruded film; to reduce fragmentation, add shock-resistant structure or use a thicker film.

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3.Instant noodles (bulk noodle blocks) and cup noodles

Common packaging forms:

Cups/bowls (sealed with aluminum foil or plastic film), bagged (with noodle cake + seasoning bag + oil bag inside), paper box whole tray/gift box

Core requirements:

Moisture-proof, odor-proof transfer (seasoning), reliable heat sealing (cup noodles need hot water/vapor cooking adaptation), special filling requirements for liquid or sauce in seasoning bags.

Recommended equipment combination:

Cup noodles: automatic bowl feeding machine (for bowl feeding) + noodle cake feeding device (vibration/automatic positioning) + multi-head or spiral quantitative feeding of seasoning bags/tea bags (or small bag bag-making machine) + heat sealing/contracting sealing machine (or cold sealing film) + label printer/labeling + nitrogenation (as needed) + metal detector.

Bagged instant noodles:

Noodle cake bagging usually uses large VFFS (or front-end with dedicated feeding) + small bag-made seasoning bags incorporated into the main bag by small bag bag-making machine.

Packaging material suggestions:

High-temperature-resistant PE/PE composite film or microwave-safe materials (if labeled for heating), seasoning bags mostly use aluminum-plastic composite or high-barrier bags.

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4.Seasoning packs/powder packs/liquid packs (with noodles/snacks as gifts)

Powder:

Three-sided sealed or four-sided sealed small bags, stick packs; filling equipment: vertical powder quantitative machine (vertical filling machine, spiral metering, vibrating feeding) or multi-head scale + small bag machine.

Liquid/condiment packs:

Three-sided sealed/four-sided sealed liquid-specific sealing machine or multi-track pillow-style flow sealing machine, or small needle head filling + heat sealing.

Packaging Equipment:

Vertical packaging machine (corresponding to different feeding units for powder/peaks/liquids), small bag/oral stick machine, liquid sealing pump.

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Auxiliary and quality inspection equipment (essential)

  • Nitrogen/air conditioning system (MAP), vacuum packaging machine (for certain high-end/special requirements), vacuum-nitrogen combined machine.

  • Metal detector, X-ray machine (for detecting foreign objects), online weighing machine, visual inspection (sealing, labels), inkjet printer (batch/date), label labeling machine.

  • Automated conveying, buffering, counting stacking machine, packing machine, sealing machine, pallet stacking machine.

Packaging Materials and Sustainability

Common materials:

PET/PA/PE, CPP, aluminum foil composite, paper composite, etc.

Sustainable direction:

Single-material recyclable film (PE/PP series), ink/washable ink, bio-based or compostable packaging (but actual recycling/industrial composting conditions need to be confirmed), paper-based window + PE inner membrane.

Note:

Barrier requirements. A balance needs to be struck or inner barrier treatment should be applied.

Health and Regulations

Food contact materials must have corresponding food safety certifications (as stipulated by the country/region); equipment must be designed in accordance with GMP/HACCP standards, easy to clean, free of accumulated materials, and resistant to cross-contamination; for high-oil products, convenience for cleaning and considerations for explosion-proof/dust-proof are also necessary.Selection decision checklist (before purchasing equipment)
Product properties:
  • Particle size, friability, viscosity/oiliness, dust content.
  • Target packaging form and appearance (whether with transparent window, zipper, tear-off opening, composite structure).
  • Target production capacity (packages/minute or per hour), shifts and automation level.
  • Target shelf life and required protective measures (nitrogen filling, oxygen absorber, vacuum).
  • Plant conditions (space,height,electricity,gas source),budget,availability of after-sales/spare parts.
  • Flexibility for future expansion or product changeover.

Typical Configuration Examples

Low Production Capacity

Small-scale startups/low production capacity

Desktop or semi-automatic multi-head scales + desktop vertical forming and sealing machine (VFFS small type) / pillow packaging machine, manual packaging / manual boxing, basic inspection (jet printing + metal detection).

medium production capacity

Medium-sized

Multi-head scales (10-14 heads) + medium-speed VFFS (can be used for doypack / pillow packaging) or horizontal flow packaging machine, nitrogen filling system, weighing and metal detection, automatic boxing machine.

large factories

Large-scale/high automation

Parallel multi-line multi-head scales + high-speed VFFS / vertical and horizontal composite line, automatic feeding system, automatic bagging / palletizing, X-ray + online weighing, MES / production line integration, high-speed cup and tray complete line (serving bowls - feeding - sealing - labeling - inspection - boxing).

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Fame Machinery is a trusted manufacturer of automated packaging machinery. You can confidently tell us your needs; our experienced engineers will help you win customers' favor for your products and brand.